248128920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 320

約数和(自身を含む): 925737120

約数和(自身を除く): 677608200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 43, 45, 52, 54, 60, 65, 72, 78, 81, 86, 90, 104, 108, 117, 120, 129, 130, 135, 137, 156, 162, 172, 180, 195, 215, 216, 234, 258, 260, 270, 274, 312, 324, 344, 351, 360, 387, 390, 405, 411, 430, 468, 516, 520, 540, 548, 559, 585, 645, 648, 685, 702, 774, 780, 810, 822, 860, 936, 1032, 1053, 1080, 1096, 1118, 1161, 1170, 1233, 1290, 1370, 1404, 1548, 1560, 1620, 1644, 1677, 1720, 1755, 1781, 1935, 2055, 2106, 2236, 2322, 2340, 2466, 2580, 2740, 2795, 2808, 3096, 3240, 3288, 3354, 3483, 3510, 3562, 3699, 3870, 4110, 4212, 4472, 4644, 4680, 4932, 5031, 5160, 5265, 5343, 5480, 5590, 5805, 5891, 6165, 6708, 6966, 7020, 7124, 7398, 7740, 8220, 8385, 8424, 8905, 9288, 9864, 10062, 10530, 10686, 11097, 11180, 11610, 11782, 12330, 13416, 13932, 14040, 14248, 14796, 15093, 15480, 16029, 16440, 16770, 17415, 17673, 17810, 18495, 20124, 21060, 21372, 22194, 22360, 23220, 23564, 24660, 25155, 26715, 27864, 29455, 29592, 30186, 32058, 33540, 34830, 35346, 35620, 36990, 40248, 42120, 42744, 44388, 45279, 46440, 47128, 48087, 49320, 50310, 53019, 53430, 55485, 58910, 60372, 64116, 67080, 69660, 70692, 71240, 73980, 75465, 76583, 80145, 88365, 88776, 90558, 96174, 100620, 106038, 106860, 110970, 117820, 120744, 128232, 139320, 141384, 144261, 147960, 150930, 153166, 159057, 160290, 176730, 181116, 192348, 201240, 212076, 213720, 221940, 226395, 229749, 235640, 240435, 265095, 288522, 301860, 306332, 318114, 320580, 353460, 362232, 382915, 384696, 424152, 443880, 452790, 459498, 477171, 480870, 530190, 577044, 603720, 612664, 636228, 641160, 689247, 706920, 721305, 765830, 795285, 905580, 918996, 954342, 961740, 1060380, 1148745, 1154088, 1272456, 1378494, 1442610, 1531660, 1590570, 1811160, 1837992, 1908684, 1923480, 2067741, 2120760, 2297490, 2385855, 2756988, 2885220, 3063320, 3181140, 3446235, 3817368, 4135482, 4594980, 4771710, 5513976, 5770440, 6203223, 6362280, 6892470, 8270964, 9189960, 9543420, 10338705, 12406446, 13784940, 16541928, 19086840, 20677410, 24812892, 27569880, 31016115, 41354820, 49625784, 62032230, 82709640, 124064460, 248128920]

約数ペア:

[(1, 248128920), (2, 124064460), (3, 82709640), (4, 62032230), (5, 49625784), (6, 41354820), (8, 31016115), (9, 27569880), (10, 24812892), (12, 20677410), (13, 19086840), (15, 16541928), (18, 13784940), (20, 12406446), (24, 10338705), (26, 9543420), (27, 9189960), (30, 8270964), (36, 6892470), (39, 6362280), (40, 6203223), (43, 5770440), (45, 5513976), (52, 4771710), (54, 4594980), (60, 4135482), (65, 3817368), (72, 3446235), (78, 3181140), (81, 3063320), (86, 2885220), (90, 2756988), (104, 2385855), (108, 2297490), (117, 2120760), (120, 2067741), (129, 1923480), (130, 1908684), (135, 1837992), (137, 1811160), (156, 1590570), (162, 1531660), (172, 1442610), (180, 1378494), (195, 1272456), (215, 1154088), (216, 1148745), (234, 1060380), (258, 961740), (260, 954342), (270, 918996), (274, 905580), (312, 795285), (324, 765830), (344, 721305), (351, 706920), (360, 689247), (387, 641160), (390, 636228), (405, 612664), (411, 603720), (430, 577044), (468, 530190), (516, 480870), (520, 477171), (540, 459498), (548, 452790), (559, 443880), (585, 424152), (645, 384696), (648, 382915), (685, 362232), (702, 353460), (774, 320580), (780, 318114), (810, 306332), (822, 301860), (860, 288522), (936, 265095), (1032, 240435), (1053, 235640), (1080, 229749), (1096, 226395), (1118, 221940), (1161, 213720), (1170, 212076), (1233, 201240), (1290, 192348), (1370, 181116), (1404, 176730), (1548, 160290), (1560, 159057), (1620, 153166), (1644, 150930), (1677, 147960), (1720, 144261), (1755, 141384), (1781, 139320), (1935, 128232), (2055, 120744), (2106, 117820), (2236, 110970), (2322, 106860), (2340, 106038), (2466, 100620), (2580, 96174), (2740, 90558), (2795, 88776), (2808, 88365), (3096, 80145), (3240, 76583), (3288, 75465), (3354, 73980), (3483, 71240), (3510, 70692), (3562, 69660), (3699, 67080), (3870, 64116), (4110, 60372), (4212, 58910), (4472, 55485), (4644, 53430), (4680, 53019), (4932, 50310), (5031, 49320), (5160, 48087), (5265, 47128), (5343, 46440), (5480, 45279), (5590, 44388), (5805, 42744), (5891, 42120), (6165, 40248), (6708, 36990), (6966, 35620), (7020, 35346), (7124, 34830), (7398, 33540), (7740, 32058), (8220, 30186), (8385, 29592), (8424, 29455), (8905, 27864), (9288, 26715), (9864, 25155), (10062, 24660), (10530, 23564), (10686, 23220), (11097, 22360), (11180, 22194), (11610, 21372), (11782, 21060), (12330, 20124), (13416, 18495), (13932, 17810), (14040, 17673), (14248, 17415), (14796, 16770), (15093, 16440), (15480, 16029)]